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updated the shader

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neon443
2025-08-26 20:05:53 +01:00
parent a80ff66f6e
commit 2da7667ee5
1 changed files with 7 additions and 2 deletions
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ShhShell/Terminal/CRT.metal
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@@ -11,9 +11,14 @@ using namespace metal;
[[ stitchable ]] half4 crt(float2 pos, half4 color, float2 size, float time) {
float2 uv = pos/size;
float2 topLeading = float2(0, 0);
float2 topTrailing = float2(0, size.x);
float2 bottomLeading = float2(size.y, 0);
float2 bottomTrailing = size;
// scanwave
half3 scanwave = 0.75 + 0.5 + 0.5 * sin(time*0.5 + uv.y*10);
half3 scanwave = 0.5 + 0.5 * sin(time + uv.y*10);
scanwave*=2;
//scanlines
half scanline = 0.5 + 0.5 * sin(uv.y * 1250.0);
@@ -22,7 +27,7 @@ using namespace metal;
half3 newColor = scanwave*scanline;
half alpha = 1 - scanline;
alpha *= 0.75;
alpha *= 0.5;
// half4 output = half4(layer.sample(pos).xyz*newCol, 1);
half4 output = half4(color.xyz*newColor*alpha, alpha);